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gh-127833: Reword and expand the Notation section #134443

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Merged
merged 8 commits into from
Jun 9, 2025
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gh-127833: Reword and expand the Notation section #134443

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211f83d
gh-127833: Reword and expand the Notation section
encukou May 21, 2025
ec90d40
Consolidate with the Full Grammar intro
encukou May 21, 2025
3f3a0db
Don't link the examples
encukou May 21, 2025
160ff42
Add Cut
encukou May 21, 2025
231e2ba
Note practical difference between syntactic & lexical definitions
encukou May 28, 2025
fa17c00
Apply suggestions from code review
encukou Jun 3, 2025
327b90d
Constrain `"a"..."z"` and `<...>` to lexical definitions
encukou Jun 4, 2025
3c5caa6
Update Doc/reference/introduction.rst
encukou Jun 7, 2025
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@encukou
encukou committed May 21, 2025
commit 160ff4208066b8a2f619e0c848539c90f4057b7b
1 change: 1 addition & 0 deletions Doc/reference/grammar.rst
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Expand Up @@ -15,6 +15,7 @@ except for a few extra complications:
* ``&e``: a positive lookahead (that is, ``e`` is required to match but
not consumed)
* ``!e``: a negative lookahead (that is, ``e`` is required *not* to match)
* ``~`` ("cut"): commit to the current alternative, even if it fails to parse

.. literalinclude:: ../../Grammar/python.gram
:language: peg
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